* {
    margin: 0;
    padding: 0;
    list-style: none;
}

.wrap {
    width: 1200px;
    margin: 0 auto;

    h2 {
        text-align: center;
        margin: 50px 0;
    }
}

table {
    margin: 0 auto;
    border-radius: 5px;

    td,
    th {
        width: 120px;
        outline: none;
        text-indent: 0px;
        height: 50px;
        line-height: 50px;
        border-radius: 5px;
    }

    td {
        text-indent: 10px;
    }
}

button {
    width: 80%;
    height: 80%;
    border: 0;
    background-color: white;
    font-size: 20px;
}

.get_stu_id {

    td,
    th {
        width: 320px;
        outline: none;
        text-indent: 0px;
        height: 50px;
        line-height: 50px;
        border-radius: 5px;
    }
}